In a class with 42 people, there a 3 times as many japanese speakers as german speakers and twice as many german speakers as those speaking both. in 7 people speak neither of those, how many speak japanese?

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk

noncoplanar points are points that do not lie on the same line.